Shower curtain hook



FIG. 1 is a perspective view of a shower curtain hook according to my new design;

FIG. 2 is a front elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a right side elevation view thereof, the left side being a mirror image thereof.

The view of the round area in FIG. 3 shows only the claimed perimeter shape and the openings corresponding to the other views, and the rear surface of this round area is unclaimed and forms no part of the claimed design. 

The ornamental design for a shower curtain hook, as shown and described. 